Dell PowerVault 35F User Manual page 85

Glossary: Dell PowerVault 35F User's Guide
MIB
See Management Information
Multiplexer
A device that allows two or more signals to be transmitted simultaneously on a single channel.
Motherboard
The main PCA of the PowerVault 35F that provides a physical and logical connection between Fibre
Channel and SCSI devices.
N_Port
A FC term defining a "Node" port. A FC-defined hardware entity that performs data communication over
the FC link. It is identifiable by a unique Worldwide Name. It can act as an originator or a responder.
N_Port Identifier
A FC term indicating a unique address identifier by which an N_Port is uniquely known. It consists of a
Domain (most significant byte), an Area, and a Port, each 1 byte long. The N_Port identifier is used in the
Source Identifier (S_ID) and Destination Identifier (D_ID) fields of a FC frame.
Node Name
A field value under the FC Status Menu. The unique FC identifier, a 64-bit value, the factory assigns to
the PowerVault 35F.
Offline
Taking the PowerVault 35F offline indicates that all SCSI and FC adapters in the PowerVault 35F are
offline.
Taking a SCSI adapter offline means ending inputs/outputs and suspending all transactions going from the
PowerVault 35F to the specified SCSI devices. The SCSI adapter is no longer active or available for
access.
Taking a FC adapter offline means ending inputs/outputs and suspending all transactions going from the
PowerVault 35F to the specified FC device.
Online
For the PowerVault 35F, online indicates that at least one adapter in the PowerVault 35F is active and
available for access.
For a SCSI adapter, online indicates the SCSI adapter is active and available for access and input/output
processing.
For a FC adapter, online indicates the FC adapter is active and available for access and input/output
processing.
Originator
The Fibre Channel N_Port responsible for starting an exchange. A FC originator is comparable to a SCSI
initiator.
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